HomeLab Tests Peptidology, Retatrutide
Purity · passBatch · 01-103-PD-1358Shop-provided sample

Retatrutide × Peptidology — Lab Test, July 2025

Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.17%
Excellent purity only
↓ Download COA
COA on file — not portal-verified

This lab doesn't publish a public lookup, so we can't confirm the certificate against the lab's own record. The document was reviewed before publication, but it rests on our review alone.

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Test results

7 data points
Purity
99.17%
Endotoxins
Not tested
Heavy metals
Not tested
Stated qty
20 mg
Tested qty
22.31 mg
Qty match
112% of labeled · +12%
0label125%
Batch / Lot
01-103-PD-1358
Container
Three vials with purple caps
Tested by
Vanguard LaboratoryView profile →

This is a purity and identity analysis. Sterility, endotoxins, and heavy metals were not screened — a high purity figure says nothing about those.

About this test

Independent HPLC purity analysis of GLP3-R from Peptidology, performed by Vanguard Laboratory on July 29, 2025. Reported purity: 99.17%. Net content: 22.31 mg against 20 mg labeled (112% of label). Tested content exceeds the labeled amount by 12%. Batch 01-103-PD-1358. Sample source: shop-provided. Certificate of analysis attached.

Certificate of analysis

Original document
HPLC certificate of analysis for GLP3-R 20 from Peptidology showing 99.17 purity
Issued by Vanguard Laboratory · Jul 29, 2025 · Batch 01-103-PD-1358

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The 1024 other Retatrutide tests on Peptigrity range from 64.06% to 100.00%. This one sits at 99.17%.

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